Workaround Win32 loader lock

Cargo.toml

@@ -1,3 +1,6 @@
 [workspace]
 resolver = "2"
 members = ["loader"]
+
+[patch.crates-io]
+proxygen-macros = { path = "proxygen-macros" }

loader/.cargo/config.toml

@@ -0,0 +1,2 @@
+[build]
+target = "x86_64-pc-windows-msvc"

loader/Cargo.toml

@@ -2,14 +2,29 @@
 name = "loader"
 version = "0.1.0"
 edition = "2021"
+# build = "build.rs"
 
-[lib]
-crate-type = ["cdylib"]
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-anyhow = "1.0.89"
+proxygen-macros = "0.5.1"
+libc = "0.2.149"
+winapi = { version = "0.3.9", features = [
+    "minwindef",
+    "libloaderapi",
+    "processthreadsapi",
+    "consoleapi",
+    "processenv",
+    "winbase",
+    "winuser",
+    "errhandlingapi",
+] }
+thiserror = "1.0.64"
 isahc = "1.7.2"
 netcorehost = "0.17.0"
-proxy-dll = "0.2.5"
-thiserror = "1.0.64"
+anyhow = "1.0.89"
 win-msgbox = "0.2.1"
+
+[lib]
+name = "winmm"
+crate-type = ["cdylib"]

loader/rust-toolchain.toml

@@ -0,0 +1,2 @@
+[toolchain]
+channel = "nightly"

loader/src/export_indices.rs

@@ -0,0 +1,185 @@
+// After making changes in this file, you should run `proxygen update .`` in the root of this project to update exports
+
+#![allow(non_upper_case_globals)]
+
+pub const TOTAL_EXPORTS: usize = 180;
+pub const Index_CloseDriver: usize = 0;
+pub const Index_DefDriverProc: usize = 1;
+pub const Index_DriverCallback: usize = 2;
+pub const Index_DrvGetModuleHandle: usize = 3;
+pub const Index_GetDriverModuleHandle: usize = 4;
+pub const Index_OpenDriver: usize = 5;
+pub const Index_PlaySound: usize = 6;
+pub const Index_PlaySoundA: usize = 7;
+pub const Index_PlaySoundW: usize = 8;
+pub const Index_SendDriverMessage: usize = 9;
+pub const Index_WOWAppExit: usize = 10;
+pub const Index_auxGetDevCapsA: usize = 11;
+pub const Index_auxGetDevCapsW: usize = 12;
+pub const Index_auxGetNumDevs: usize = 13;
+pub const Index_auxGetVolume: usize = 14;
+pub const Index_auxOutMessage: usize = 15;
+pub const Index_auxSetVolume: usize = 16;
+pub const Index_joyConfigChanged: usize = 17;
+pub const Index_joyGetDevCapsA: usize = 18;
+pub const Index_joyGetDevCapsW: usize = 19;
+pub const Index_joyGetNumDevs: usize = 20;
+pub const Index_joyGetPos: usize = 21;
+pub const Index_joyGetPosEx: usize = 22;
+pub const Index_joyGetThreshold: usize = 23;
+pub const Index_joyReleaseCapture: usize = 24;
+pub const Index_joySetCapture: usize = 25;
+pub const Index_joySetThreshold: usize = 26;
+pub const Index_mciDriverNotify: usize = 27;
+pub const Index_mciDriverYield: usize = 28;
+pub const Index_mciExecute: usize = 29;
+pub const Index_mciFreeCommandResource: usize = 30;
+pub const Index_mciGetCreatorTask: usize = 31;
+pub const Index_mciGetDeviceIDA: usize = 32;
+pub const Index_mciGetDeviceIDFromElementIDA: usize = 33;
+pub const Index_mciGetDeviceIDFromElementIDW: usize = 34;
+pub const Index_mciGetDeviceIDW: usize = 35;
+pub const Index_mciGetDriverData: usize = 36;
+pub const Index_mciGetErrorStringA: usize = 37;
+pub const Index_mciGetErrorStringW: usize = 38;
+pub const Index_mciGetYieldProc: usize = 39;
+pub const Index_mciLoadCommandResource: usize = 40;
+pub const Index_mciSendCommandA: usize = 41;
+pub const Index_mciSendCommandW: usize = 42;
+pub const Index_mciSendStringA: usize = 43;
+pub const Index_mciSendStringW: usize = 44;
+pub const Index_mciSetDriverData: usize = 45;
+pub const Index_mciSetYieldProc: usize = 46;
+pub const Index_midiConnect: usize = 47;
+pub const Index_midiDisconnect: usize = 48;
+pub const Index_midiInAddBuffer: usize = 49;
+pub const Index_midiInClose: usize = 50;
+pub const Index_midiInGetDevCapsA: usize = 51;
+pub const Index_midiInGetDevCapsW: usize = 52;
+pub const Index_midiInGetErrorTextA: usize = 53;
+pub const Index_midiInGetErrorTextW: usize = 54;
+pub const Index_midiInGetID: usize = 55;
+pub const Index_midiInGetNumDevs: usize = 56;
+pub const Index_midiInMessage: usize = 57;
+pub const Index_midiInOpen: usize = 58;
+pub const Index_midiInPrepareHeader: usize = 59;
+pub const Index_midiInReset: usize = 60;
+pub const Index_midiInStart: usize = 61;
+pub const Index_midiInStop: usize = 62;
+pub const Index_midiInUnprepareHeader: usize = 63;
+pub const Index_midiOutCacheDrumPatches: usize = 64;
+pub const Index_midiOutCachePatches: usize = 65;
+pub const Index_midiOutClose: usize = 66;
+pub const Index_midiOutGetDevCapsA: usize = 67;
+pub const Index_midiOutGetDevCapsW: usize = 68;
+pub const Index_midiOutGetErrorTextA: usize = 69;
+pub const Index_midiOutGetErrorTextW: usize = 70;
+pub const Index_midiOutGetID: usize = 71;
+pub const Index_midiOutGetNumDevs: usize = 72;
+pub const Index_midiOutGetVolume: usize = 73;
+pub const Index_midiOutLongMsg: usize = 74;
+pub const Index_midiOutMessage: usize = 75;
+pub const Index_midiOutOpen: usize = 76;
+pub const Index_midiOutPrepareHeader: usize = 77;
+pub const Index_midiOutReset: usize = 78;
+pub const Index_midiOutSetVolume: usize = 79;
+pub const Index_midiOutShortMsg: usize = 80;
+pub const Index_midiOutUnprepareHeader: usize = 81;
+pub const Index_midiStreamClose: usize = 82;
+pub const Index_midiStreamOpen: usize = 83;
+pub const Index_midiStreamOut: usize = 84;
+pub const Index_midiStreamPause: usize = 85;
+pub const Index_midiStreamPosition: usize = 86;
+pub const Index_midiStreamProperty: usize = 87;
+pub const Index_midiStreamRestart: usize = 88;
+pub const Index_midiStreamStop: usize = 89;
+pub const Index_mixerClose: usize = 90;
+pub const Index_mixerGetControlDetailsA: usize = 91;
+pub const Index_mixerGetControlDetailsW: usize = 92;
+pub const Index_mixerGetDevCapsA: usize = 93;
+pub const Index_mixerGetDevCapsW: usize = 94;
+pub const Index_mixerGetID: usize = 95;
+pub const Index_mixerGetLineControlsA: usize = 96;
+pub const Index_mixerGetLineControlsW: usize = 97;
+pub const Index_mixerGetLineInfoA: usize = 98;
+pub const Index_mixerGetLineInfoW: usize = 99;
+pub const Index_mixerGetNumDevs: usize = 100;
+pub const Index_mixerMessage: usize = 101;
+pub const Index_mixerOpen: usize = 102;
+pub const Index_mixerSetControlDetails: usize = 103;
+pub const Index_mmDrvInstall: usize = 104;
+pub const Index_mmGetCurrentTask: usize = 105;
+pub const Index_mmTaskBlock: usize = 106;
+pub const Index_mmTaskCreate: usize = 107;
+pub const Index_mmTaskSignal: usize = 108;
+pub const Index_mmTaskYield: usize = 109;
+pub const Index_mmioAdvance: usize = 110;
+pub const Index_mmioAscend: usize = 111;
+pub const Index_mmioClose: usize = 112;
+pub const Index_mmioCreateChunk: usize = 113;
+pub const Index_mmioDescend: usize = 114;
+pub const Index_mmioFlush: usize = 115;
+pub const Index_mmioGetInfo: usize = 116;
+pub const Index_mmioInstallIOProcA: usize = 117;
+pub const Index_mmioInstallIOProcW: usize = 118;
+pub const Index_mmioOpenA: usize = 119;
+pub const Index_mmioOpenW: usize = 120;
+pub const Index_mmioRead: usize = 121;
+pub const Index_mmioRenameA: usize = 122;
+pub const Index_mmioRenameW: usize = 123;
+pub const Index_mmioSeek: usize = 124;
+pub const Index_mmioSendMessage: usize = 125;
+pub const Index_mmioSetBuffer: usize = 126;
+pub const Index_mmioSetInfo: usize = 127;
+pub const Index_mmioStringToFOURCCA: usize = 128;
+pub const Index_mmioStringToFOURCCW: usize = 129;
+pub const Index_mmioWrite: usize = 130;
+pub const Index_mmsystemGetVersion: usize = 131;
+pub const Index_sndPlaySoundA: usize = 132;
+pub const Index_sndPlaySoundW: usize = 133;
+pub const Index_timeBeginPeriod: usize = 134;
+pub const Index_timeEndPeriod: usize = 135;
+pub const Index_timeGetDevCaps: usize = 136;
+pub const Index_timeGetSystemTime: usize = 137;
+pub const Index_timeGetTime: usize = 138;
+pub const Index_timeKillEvent: usize = 139;
+pub const Index_timeSetEvent: usize = 140;
+pub const Index_waveInAddBuffer: usize = 141;
+pub const Index_waveInClose: usize = 142;
+pub const Index_waveInGetDevCapsA: usize = 143;
+pub const Index_waveInGetDevCapsW: usize = 144;
+pub const Index_waveInGetErrorTextA: usize = 145;
+pub const Index_waveInGetErrorTextW: usize = 146;
+pub const Index_waveInGetID: usize = 147;
+pub const Index_waveInGetNumDevs: usize = 148;
+pub const Index_waveInGetPosition: usize = 149;
+pub const Index_waveInMessage: usize = 150;
+pub const Index_waveInOpen: usize = 151;
+pub const Index_waveInPrepareHeader: usize = 152;
+pub const Index_waveInReset: usize = 153;
+pub const Index_waveInStart: usize = 154;
+pub const Index_waveInStop: usize = 155;
+pub const Index_waveInUnprepareHeader: usize = 156;
+pub const Index_waveOutBreakLoop: usize = 157;
+pub const Index_waveOutClose: usize = 158;
+pub const Index_waveOutGetDevCapsA: usize = 159;
+pub const Index_waveOutGetDevCapsW: usize = 160;
+pub const Index_waveOutGetErrorTextA: usize = 161;
+pub const Index_waveOutGetErrorTextW: usize = 162;
+pub const Index_waveOutGetID: usize = 163;
+pub const Index_waveOutGetNumDevs: usize = 164;
+pub const Index_waveOutGetPitch: usize = 165;
+pub const Index_waveOutGetPlaybackRate: usize = 166;
+pub const Index_waveOutGetPosition: usize = 167;
+pub const Index_waveOutGetVolume: usize = 168;
+pub const Index_waveOutMessage: usize = 169;
+pub const Index_waveOutOpen: usize = 170;
+pub const Index_waveOutPause: usize = 171;
+pub const Index_waveOutPrepareHeader: usize = 172;
+pub const Index_waveOutReset: usize = 173;
+pub const Index_waveOutRestart: usize = 174;
+pub const Index_waveOutSetPitch: usize = 175;
+pub const Index_waveOutSetPlaybackRate: usize = 176;
+pub const Index_waveOutSetVolume: usize = 177;
+pub const Index_waveOutUnprepareHeader: usize = 178;
+pub const Index_waveOutWrite: usize = 179;

loader/src/intercepted_exports.rs

@@ -0,0 +1,16 @@
+#[allow(unused_imports)]
+use proxygen_macros::{forward, post_hook, pre_hook, proxy};
+
+use crate::start;
+
+static mut STARTED: bool = false;
+
+#[pre_hook(sig = "unknown")]
+#[export_name = "timeBeginPeriod"]
+pub extern "C" fn timeBeginPeriod() {
+    if STARTED {
+        return;
+    }
+    STARTED = true;
+    start();
+}